# Changes to Japanese law on 13 September 2021

This is the Markdown twin of https://japanlaw.org/en/changes/2021-09-13. Every law, and how to address a provision: https://japanlaw.org/llms.txt. The same laws as MCP tools (no sign-in): https://japanlaw.org/mcp.

What changed on 13 September 2021 in 2 laws on this site: for each, the Act that amends it.

- Family Register Act (戸籍法) — https://japanlaw.org/en/family-register-act
  - Amended by Act Partially Amending the Family Register Act (Act No. 17 of 2019) (戸籍法の一部を改正する法律)
    The Act, and every law here it amends: https://japanlaw.org/en/acts/501AC0000000017 (as Markdown: https://japanlaw.org/md/en/acts/501AC0000000017)
    Listed with the law's amendments: https://japanlaw.org/en/family-register-act/amendments; the text on e-Gov: https://laws.e-gov.go.jp/law/322AC0000000224/20210913_501AC0000000017
  - Amended by Act on the Arrangement of Related Acts for the Formation of a Digital Society (Act No. 37 of 2021) (デジタル社会の形成を図るための関係法律の整備に関する法律)
    The Act, and every law here it amends: https://japanlaw.org/en/acts/503AC0000000037 (as Markdown: https://japanlaw.org/md/en/acts/503AC0000000037)
    Listed with the law's amendments: https://japanlaw.org/en/family-register-act/amendments; the text on e-Gov: https://laws.e-gov.go.jp/law/322AC0000000224/20210913_503AC0000000037
- Act on the Use of Numbers to Identify a Specific Individual in Administrative Procedures (行政手続における特定の個人を識別するための番号の利用等に関する法律) — https://japanlaw.org/en/my-number-act
  - Amended by Act Partially Amending the Family Register Act (Act No. 17 of 2019) (戸籍法の一部を改正する法律)
    The Act, and every law here it amends: https://japanlaw.org/en/acts/501AC0000000017 (as Markdown: https://japanlaw.org/md/en/acts/501AC0000000017)
    Listed with the law's amendments: https://japanlaw.org/en/my-number-act/amendments; the text on e-Gov: https://laws.e-gov.go.jp/law/425AC0000000027/20210913_501AC0000000017
  - Amended by Act on the Arrangement of Related Acts for the Formation of a Digital Society (Act No. 37 of 2021) (デジタル社会の形成を図るための関係法律の整備に関する法律)
    The Act, and every law here it amends: https://japanlaw.org/en/acts/503AC0000000037 (as Markdown: https://japanlaw.org/md/en/acts/503AC0000000037)
    Listed with the law's amendments: https://japanlaw.org/en/my-number-act/amendments; the text on e-Gov: https://laws.e-gov.go.jp/law/425AC0000000027/20210913_503AC0000000037

Every day: https://japanlaw.org/en/changes

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## Sources

- Amendments and their dates: e-Gov (Digital Agency) (2 records)
- English names of the laws: Japanese Law Translation, Ministry of Justice (2 records)
- English titles of the amending laws: Written for this site with AI